1275950080

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8039}}^1$

素因数の和:8095

約数の個数: 88

約数和(自身を含む): 3159912960

約数和(自身を除く): 1883962880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1024, 1240, 1280, 1984, 2480, 2560, 3968, 4960, 5120, 7936, 8039, 9920, 15872, 16078, 19840, 31744, 32156, 39680, 40195, 64312, 79360, 80390, 128624, 158720, 160780, 249209, 257248, 321560, 498418, 514496, 643120, 996836, 1028992, 1246045, 1286240, 1993672, 2057984, 2492090, 2572480, 3987344, 4115968, 4984180, 5144960, 7974688, 8231936, 9968360, 10289920, 15949376, 19936720, 20579840, 31898752, 39873440, 41159680, 63797504, 79746880, 127595008, 159493760, 255190016, 318987520, 637975040, 1275950080]

約数ペア:

[(1, 1275950080), (2, 637975040), (4, 318987520), (5, 255190016), (8, 159493760), (10, 127595008), (16, 79746880), (20, 63797504), (31, 41159680), (32, 39873440), (40, 31898752), (62, 20579840), (64, 19936720), (80, 15949376), (124, 10289920), (128, 9968360), (155, 8231936), (160, 7974688), (248, 5144960), (256, 4984180), (310, 4115968), (320, 3987344), (496, 2572480), (512, 2492090), (620, 2057984), (640, 1993672), (992, 1286240), (1024, 1246045), (1240, 1028992), (1280, 996836), (1984, 643120), (2480, 514496), (2560, 498418), (3968, 321560), (4960, 257248), (5120, 249209), (7936, 160780), (8039, 158720), (9920, 128624), (15872, 80390), (16078, 79360), (19840, 64312), (31744, 40195), (32156, 39680)]